granicus.if.org Git - strace/blob - or1k_atomic.c

   1 /*
   2  * Copyright (c) 2013 Christian Svensson <blue@cmd.nu>
   3  * Copyright (c) 2014-2015 Dmitry V. Levin <ldv@altlinux.org>
   4  * Copyright (c) 2014-2018 The strace developers.
   5  * All rights reserved.
   6  *
   7  * SPDX-License-Identifier: LGPL-2.1-or-later
   8  */
   9
  10 #include "defs.h"
  11
  12 #ifdef OR1K
  13
  14 #define OR1K_ATOMIC_SWAP        1
  15 #define OR1K_ATOMIC_CMPXCHG     2
  16 #define OR1K_ATOMIC_XCHG        3
  17 #define OR1K_ATOMIC_ADD         4
  18 #define OR1K_ATOMIC_DECPOS      5
  19 #define OR1K_ATOMIC_AND         6
  20 #define OR1K_ATOMIC_OR          7
  21 #define OR1K_ATOMIC_UMAX        8
  22 #define OR1K_ATOMIC_UMIN        9
  23
  24 #include "xlat/atomic_ops.h"
  25
  26 SYS_FUNC(or1k_atomic)
  27 {
  28         printxval64(atomic_ops, tcp->u_arg[0], "???");
  29         switch (tcp->u_arg[0]) {
  30         case OR1K_ATOMIC_SWAP:
  31                 tprintf(", 0x%lx, 0x%lx", tcp->u_arg[1], tcp->u_arg[2]);
  32                 break;
  33         case OR1K_ATOMIC_CMPXCHG:
  34                 tprintf(", 0x%lx, %#lx, %#lx", tcp->u_arg[1], tcp->u_arg[2],
  35                         tcp->u_arg[3]);
  36                 break;
  37
  38         case OR1K_ATOMIC_XCHG:
  39         case OR1K_ATOMIC_ADD:
  40         case OR1K_ATOMIC_AND:
  41         case OR1K_ATOMIC_OR:
  42         case OR1K_ATOMIC_UMAX:
  43         case OR1K_ATOMIC_UMIN:
  44                 tprintf(", 0x%lx, %#lx", tcp->u_arg[1], tcp->u_arg[2]);
  45                 break;
  46
  47         case OR1K_ATOMIC_DECPOS:
  48                 tprintf(", 0x%lx", tcp->u_arg[1]);
  49                 break;
  50
  51         default:
  52                 break;
  53         }
  54
  55         return RVAL_DECODED | RVAL_HEX;
  56 }
  57
  58 #endif /* OR1K */